Proclaim currently supports 4:3, 16:9, and 16:10 aspect ratios. Set Proclaim to match the aspect ratio of your screen from the Presentation settings.
Note: While Proclaim does not natively support double or triple wide environments, it can work with other software to display in these environments. Learn more.
1. Open the presentation settings.
Expand the Settings menu and select Presentation.
2. Select an aspect ratio.
Choose from between 4:3 and 16:9.
Note: If your images are distorted, you may need to resize your image.